取消Tcp服务阻塞式接收数据

lib/tcp/tcp_server.py

@@ -1,5 +1,7 @@
 import socket
 
+from open3d import re
+
 
 class TcpServer:
     def __init__(self, host="0.0.0.0", port=65444) -> None:
@@ -12,11 +14,15 @@ class TcpServer:
 
     def accept_client(self):
         self.conn, self.addr = self.sock.accept()
+        self.conn.setblocking(False)
         print(f"Connected by {self.addr}")
 
     def recv_data(self, bufsize=4096):
-        data = self.conn.recv(bufsize)
-        return data
+        try:
+            data = self.conn.recv(bufsize)
+            return data
+        except BlockingIOError:
+            return ""
 
     def send_data(self, data: bytes):
         self.conn.sendall(data)